CVE-2025-55663
5.5 · MEDIUMOverview
CVE-2025-55663 is a medium-severity vulnerability affecting gpac gpac. It was published on June 15, 2026 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
A segmentation violation in the Track_SetStreamDescriptor function (isomedia/track.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.
Remediation
Check the references section for vendor advisories and patches from gpac. Update gpac to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| gpac | gpac | >= 0, < 26.02.0 | Affected |
Frequently Asked Questions
What is CVE-2025-55663?
CVE-2025-55663 is a medium-severity vulnerability affecting gpac gpac. It was published on June 15, 2026 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2025-55663?
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2025-55663?
Check the references section for vendor advisories and patches from gpac. Update gpac to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-55663?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-55663 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.